/*Ñùʽ*/
.img-hide {
    display: block;
    padding-top: 62%;
    position: relative;
    overflow: hidden;}
.img-hide1{
    display: block;
    padding-top: 64%;
    position: relative;
    overflow: hidden;}
@media screen and (max-width:768px){
.img-hide1{padding-top:52%;}

}
@media screen and (max-width:768px){
.img-hide1{padding-top:34%;}

}
@media screen and (max-width:640px){
.img-hide1{padding-top:44%;}

}
@media screen and (max-width:380px){
.img-hide1{padding-top:68%;}

}
.img-hide2{
    display: block;
    padding-top: 68%;
    position: relative;
    overflow: hidden;}
@media screen and (max-width:768px){
.img-hide2{  padding-top:48%;}
}
@media screen and (max-width:500px){
.img-hide2{  padding-top:68%;}
}